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Question:

Will the total electricity is 3000W, how much square copper to use, the calculation method is? The The The Thank you!

Is the general controller line, will be a number of small wire composition (that is, the so-called 8 core 6 core and the like), these wires are connected to a terminal, the connection between the wire and the terminal, that is, Wire on the head, there is a small metal wrap, usually round, and then the circle of the head directly into the hole inside the hole can be, and I would like to ask what is wrapped around the wire head called what The Is how to get up? Thank you! Question added: that is, a small wire in front of the metal more

Answer:

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The second step to calculate the amount of engineering, such as measuring, pole, cable, cloth cable, wall hanging line, that is, the third table of the third required calculation of construction machinery, instrumentation (the amount of the corresponding amount of mechanical instruments, Table 3) Calculation of the amount of auxiliary materials used in construction, such as hooks, leather lines, and the number of auxiliary materials used in the construction of the construction materials, such as optical cables, joint boxes, and other materials provided by Party A (Table 4) And so on (Table IV)
White, red, black, yellow, purple, orange, green, brown, gray The first five pairs of white blue, white orange, white green, white brown, white ash; the second five pairs of red and blue, Red and green, reddish brown, red and gray; the third five pairs of black and blue, black orange

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